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qBRIDGE-206.     G.SHDSL.bis    vs.    G.SHDSL       |  By The Way  | 
qBRIDGE-206

  qBRIDGE-206 is a high performance G.SHDSL.bis modem operating in the "Bridge" mode. It provides a symmetrical data rates up to 5.7 Mbps on a single pair of copper line and up to 11.4 Mbps on two twisted-pairs. It supports TC PAM-32/16 line coding. With its rate adaptive features, modem provides longer reach on transmission distance according to the line conditions up to 7 Km.
Distance Range with 26AWG (0,4 mm) twisted pair:

Range (Km)
7.0

6.0

5.7

5.25

4.8

4.35

4.0

3.5

3.3

3.0

2.7

2.6

2.1
Data Rate Kbps (2W) 192 384 512 768 1024 1536 2304 3072 3520 4096 4608 5056 5696
Data Rate Kbps (4W) 384 768 1024 1536 2048 3072 4608 6144 7040 8192 9216 10112 11392
With DIP-switches's configuration only Annex F&G specification and TC PAM-32 line coding are available (factory setting). For detailed setup qBRIDGE-206 supports HTTP interface. Using HTTP interface you can choose a line coding (TC PAM-32 or TC PAM-16) and G.991.2 Annex (Annex F&G or Annex A&B). It's possible also to select line speed more precisely than using DIP-switches.

AnnexTC PAMData Rate (Kbps) - 2W
F&G32768 - 5696
F&G16192 - 3840
A&B16192 - 2304


  Performance characteristics for G.SHDSL.bis and G.SHDSL   (26AWG)

shdsl.bis vs. shdsl
EFMC_Tutor_V4     (page 11: This extended version allows bit rates of up to 5.7 Mbps) pdf
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